WISCONSIN PUBLIC INTERVENOR, et al. v. RALPH MORTIER, et al. (1991)

WISCONSIN PUBLIC INTERVENOR, et al. v. RALPH MORTIER, et al.
	Term: 1990
Important Dates
	Argued: April 24, 1991
	Decided: June 21, 1991
Outcome
	Reversed and remanded
Vote
	9-0
Majority
	Harry Blackmun • Anthony Kennedy • Thurgood Marshall • Sandra Day O'Connor • William Rehnquist • David Souter • John Paul Stevens • Byron White
Concurring
	Antonin Scalia

WISCONSIN PUBLIC INTERVENOR, et al. v. RALPH MORTIER, et al. is a case that was decided by the Supreme Court of the United States on June 21, 1991. The case was argued before the court on April 24, 1991.

In a 9-0 ruling, the U.S. Supreme Court reversed the ruling of the lower court and remanded the case for further proceedings consistent with the Court's opinion. The case originated from the Wisconsin State Trial Court.

For a full list of cases decided in the 1990s, click here. For a full list of cases decided by the Rehnquist Court, click here.

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About the case

Subject matter: Federalism - federal pre-emption of state legislation or regulation. cf. state regulation of business. rarely involves union activity. Does not involve constitutional interpretation unless the Court says it does.
Petitioner: Governmental official, or an official of an agency established under an interstate compact
Petitioner state: Wisconsin
Respondent type: Owner, landlord, or claimant to ownership, fee interest, or possession of land as well as chattels
Respondent state: Unknown
Citation: 501 U.S. 597
How the court took jurisdiction: Cert
What type of decision was made: Opinion of the court (orally argued)
Who was the chief justice: William Rehnquist
Who wrote the majority opinion: Byron White

These data points were accessed from The Supreme Court Database, which also attempts to categorize the ideological direction of the court's ruling in each case. This case's ruling was categorized as conservative.